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DP-420 Certification Exam is also known as Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (beta). DP-420 Certification Exam is authorized by Microsoft and is an IT professional certification exam that is designed to test the knowledge and skills of the candidates for designing and implementing cloud-native applications using Microsoft Azure Cosmos DB database technologies. This certification exam is a part of the Microsoft IT Professional certification program and is the final certification exam for Azure SQL Database Administration. DP-420 Dumps is the most reliable and easiest way to pass the DP-420 exam.

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Reference: https://docs.microsoft.com/en-us/learn/certifications/exams/dp-420?WT.mc_id=Azure_blog-wwl

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Microsoft DP-420 Exam Syllabus Topics:

SectionWeightObjectives
Maintain an Azure Cosmos DB solution25-30%- DevOps and automation
  • 1. Deploy via ARM, Bicep, CLI
  • 2. Automate operations
- Implement security
  • 1. Encrypt data at rest and in transit
  • 2. Manage authentication and authorization
- Manage data movement
  • 1. Import/export data
  • 2. Migrate between APIs or regions
- Implement backup and restore
  • 1. Perform point-in-time restore
  • 2. Configure periodic backup
- Monitor and troubleshoot
  • 1. Use Azure Monitor and Application Insights
  • 2. Analyze metrics and logs
Design and implement data distribution5-10%- Manage data distribution and failover
  • 1. Define failover priorities
  • 2. Manage regional availability
- Design replication strategy
  • 1. Implement multi-region write
  • 2. Configure multi-region replication
Design and implement data models35-40%- Plan sizing and scaling
  • 1. Select consistency levels
  • 2. Provision throughput and storage
- Design and implement non-relational data models
  • 1. Embed related entities in documents
  • 2. Store multiple entity types in one container
  • 3. Reference between documents
  • 4. Define primary and unique keys
  • 5. Denormalize data across documents
  • 6. Configure time-to-live (TTL)
  • 7. Identify data and access patterns
- Implement connectivity and data access
  • 1. Use SDKs to connect and operate
  • 2. Write efficient SQL queries
- Design partitioning strategy
  • 1. Choose partition key based on workload
  • 2. Plan for distribution and throughput
Optimize an Azure Cosmos DB solution15-20%- Define and implement indexing strategy
  • 1. Exclude or include properties
  • 2. Select index types and paths
- Work with change feed
  • 1. Trigger downstream workflows
  • 2. Process changes incrementally
- Optimize query performance
  • 1. Tune query structure and syntax
  • 2. Optimize throughput allocation
Integrate an Azure Cosmos DB solution5-10%- Integrate with Azure services
  • 1. Use with Azure Functions, Logic Apps, Event Hubs
  • 2. Connect to Azure Stream Analytics
- Enable analytical workloads
  • 1. Configure analytical store
  • 2. Use Synapse Link

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